(19)
(11) EP 4 054 630 A2

(12)

(88) Date of publication A3:
10.06.2021

(43) Date of publication:
14.09.2022 Bulletin 2022/37

(21) Application number: 20830297.6

(22) Date of filing: 06.11.2020
(51) International Patent Classification (IPC): 
A61K 39/145(2006.01)
A61P 31/12(2006.01)
C12N 7/06(2006.01)
 A61K 39/12(2006.01)
A61P 31/16(2006.01)
(52) Cooperative Patent Classification (CPC):
A61K 2039/5252; A61P 31/12; A61P 31/16; C12N 7/06; C12N 2760/16011; A61K 2039/5258; C12N 7/04; C12N 2760/16111; C12N 2760/16211; C12N 2760/16134; C12N 2760/16234; C12N 2760/16251; C12N 2760/16151
(86) International application number:
PCT/IB2020/000961
(87) International publication number:
WO 2021/090067 (14.05.2021 Gazette 2021/19)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME
Designated Validation States:
KH MA MD TN

(30) Priority: 07.11.2019 US 201962931909 P

(71) Applicant: Seqirus UK Limited
Maidenhead, Berkshire SL6 8AA (GB)

(72) Inventors:
  • DADD, Christopher
    Holly Springs, NC 27540 (US)
  • SMITH, Matthew
    Holly Springs, NC 27540 (US)
  • LYDIARD, Debra
    Holly Springs, NC 27540 (US)

(74) Representative: Finnegan Europe LLP 
1 London Bridge
London SE1 9BG
London SE1 9BG (GB)

   


(54) COMPOSITIONS AND METHODS FOR PRODUCING A VIRAL VACCINE WITH REDUCED PARTICLE SIZE